2731043309516 has 12 divisors (see below), whose sum is σ = 4779342534288. Its totient is φ = 1365516871152.

The previous prime is 2731043309513. The next prime is 2731043309539. The reversal of 2731043309516 is 6159033401372.

It is not an unprimeable number, because it can be changed into a prime (2731043309513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 295250 + ... + 2355686.

It is an arithmetic number, because the mean of its divisors is an integer number (398278544524).

Almost surely, 2^{2731043309516} is an apocalyptic number.

It is an amenable number.

2731043309516 is a deficient number, since it is larger than the sum of its proper divisors (2048299224772).

2731043309516 is a wasteful number, since it uses less digits than its factorization.

2731043309516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2391808 (or 2391806 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 44.

The spelling of 2731043309516 in words is "two trillion, seven hundred thirty-one billion, forty-three million, three hundred nine thousand, five hundred sixteen".